How can you provide the quality of excellent service to the guest?

You need to approach the customer in the most polite manner, 

listen to the customer and go the extra mile to ensure their needs are fully met

customer is king.Treating him/her like a king.Give him/her a wow feel,understanding their needs,building long term relation with customer.

You need to approach the customer in the most polite manner, develop trust, listen to their needs, tend to their demands to satisfy them.

Truly listen to guest needs/demands and trying to give our best in what you do, showing that you care and earn the trust of the guest. 

Truly listen to guest needs/demands and try to give your best in what you do, show that you care and earn the trust of the guest. Consider every customer as a guest, not a client or passenger or similar.

Careful in solving the customer problem with a desire of attaining customer trust in order to build long term relationship with client in order to improve business competitiveness in present era of global competition.

Treat all the customer as a special guest