You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you?

USER: I am planning my holiday trip to visit Boston. Can you please help me in reserving the ticket from PHL to BOS?

ASSISTANT: Sure, when would you like to travel?

USER: I am willing to travel on Apr 9, and again I will return back on Apr 11.

ASSISTANT: Do you have any airline preferences?

USER: My airline preference is normal-cost.

ASSISTANT: May I know your name please?

USER: Myself Sharon Nelson.

ASSISTANT: We found a flight in an airline American airline with 1017 number having a single connection price of 100. Shall I reserve it for you?

USER: Yes, please go ahead and reserve the ticket.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you very much for reserving the ticket.

ASSISTANT: Thank you for opting us.