You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you at this moment?

USER: I am planning to book a ticket from HOU to PHL. Can you please help me out?

ASSISTANT: Sure, can you please let me know your journey dates?

USER: I am planning to travel on Oct 26 and return back on Oct 28.

ASSISTANT: May I know your name please?

USER: My name is Helen Lewis.

ASSISTANT: Please mention your connection limit for this trip.

USER: I am looking for a connecting flight.

ASSISTANT: Are there are any more specifications?

USER: No.

ASSISTANT: There is a flight found matching your details, American as airlines, price is 100 in economy class, with single stopover. Shall I proceed?

USER: That's fine, please proceed the booking.

ASSISTANT: Your ticket has been reserved with 1015 flight number.

USER: Thank you for your service.

ASSISTANT: Thank you for approaching us.