You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Thomas Clark. I need a flight with IAD to DFW, can you help me out please?

ASSISTANT: Sure, can you please share your travel dates?

USER: My journey dates are from 12/10 till 12/12.

ASSISTANT: Let me check for the availability of flight.

USER: Sure.

ASSISTANT: Thomas, there is a flight available with price 100 and the connection limit is 1 with Delta airline. Would you like me to proceed with the booking?

USER: Please proceed with it.

ASSISTANT: Your booking is confirmed with 1020 flight number.

USER: Thank you for your help.

ASSISTANT: You are welcome.