You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am David Brown. I am planning to attend music concert at SFO, can you please help me with booking a flight ticket from HOU?

ASSISTANT: That's great, may I know your planned dates for this journey?

USER: Sure, I would like to take off on 01/06 and return back on 01/08.

ASSISTANT: Ok, please be on hold for a while.

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

ASSISTANT: Flight-1026 is available for you with 1 connection at the price of 100, can I book it for you?

USER: Yes, please proceed with the booking.

ASSISTANT: Flight by UA airlines is booked for your journey.

USER: I appreciate your help, thank you.

ASSISTANT: Have a safe journey.