You are a flight assistant. 
 USER: Hello, I am Jennifer Martinez.

ASSISTANT: Hello, how may I aid you today?

USER: I need to book a direct flight ticket to Houston to attend my college Seminar. Please help me in booking from DEN to HOU?

ASSISTANT: Sure, can  you please provide your assign dates?

USER: My journey is from 02/06 to 02/08.

ASSISTANT: Ok, may I know your budget for ticket?

USER: I can spend up to 5000.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Thanks for your time, we have found a direct flight of AA airline, flight number-1022 and ticket fare is 700.

USER: Ok, proceed.

ASSISTANT: Sure, your reservation is done successfully.

USER: Thanks for your assistance,.

ASSISTANT: Thank you for approaching us.