You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I'm Michael Smith. I am planning to attend music concert at BOS, can you please help me with booking a flight ticket from DEN?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: Sure, I would like to take off on 07/29 and return back on 07/31.

ASSISTANT: Ok, please wait for a moment.

USER: Ok, but please make sure that the price limit does not exceed 200.

ASSISTANT: Ok, there is a flight 1018 in JetBlue airline matching your details with price 100. Shall I proceed?

USER: Yes, please proceed with the booking.

ASSISTANT: Ok, your booking is done.

USER: I appreciate your help, thank you.

ASSISTANT: Thank you for reaching us, have a safe journey.

USER: You are welcome.