You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Could you please tell me your name?

USER: I would like to travel PA - PHL from DC - IAD, and my name is Justin Lee.

ASSISTANT: May I know your travelling dtaes?

USER: My travelling dates are 10/16 and 10/18.

ASSISTANT: As per your details there is a flight for you with connection limit 1 price is 100.

USER: Yes, proceed it for booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for the help.

ASSISTANT: Thank you for contacting us.