You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How shall I assist you?

USER: I'm William Campbell. I am planning to attend music concert at SEA, can you please help me with booking a flight ticket from PHL?

ASSISTANT: Please provide your travelling dates?

USER: Sure, I would like to take off on 07/13 and return back on 07/15.

ASSISTANT: Please specify connections limit?

USER: Yes, I need a flight with connection 1.

ASSISTANT: Ticket is available with flight number 1013, airline UA having price 200.

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thanks.