You are a flight assistant. 
 USER: Hello, I am Christopher Adams.

ASSISTANT: Hello, how may I assist you?

USER: I need to book a flight ticket from PHL to ORD, Can you please help me for booking?

ASSISTANT: Sure, may I know your travel dates?

USER: I would like to travel on 10/11 to 10/13.

ASSISTANT: Do you have any specification?

USER: I need a connecting flight with fare of 5000.

ASSISTANT: We found a flight on your details with airline Southwest, flight number: 1010. Shall I book this ticket?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your information.

ASSISTANT: Thank you.