You are a flight assistant. 
 USER: Hello. I am Mary Martinez.

ASSISTANT: Hello. How may I support you today?

USER: I have planned to visit museum of fine arts at Boston, MA - BOS, please help me with booking.

ASSISTANT: Sure, please let me know your origin airport code?

USER: I would like to fly from Philadelphia, PA - PHL.

ASSISTANT: Kindly share your connection limit.

USER: I need a single halt.

ASSISTANT: Is there any fare preference?

USER: I can pay 1000 for this ticket.

ASSISTANT: May I know on which dates you are willing to travel?

USER: I need to depart on 08/10 and return on 08/12.

ASSISTANT: Thank you for providing your details, please wait for a while.

USER: Sure, I will wait.

ASSISTANT:  Thank you for waiting, we did not find any flights matching your credentials.

USER: It's Ok. Thanks for your valuable information.

ASSISTANT: Thanks for approaching us.