You are a flight assistant. 
 USER: Hello, I am Samuel King.

ASSISTANT: Hello, how could I serve you today?

USER: Can you please book me a ticket from ORD to IAH to meet my old friends?

ASSISTANT: Sure, can I have your dates of journey please?

USER: I would like to leave between 04/02 and 04/04.

ASSISTANT: May I know your budget for airline reservation?

USER: My budget is up to 500.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: We found a flight with Frontier airline of flight number 1006 and fare is 100. Shall I confirm your booking?

USER: Yes, you can.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for opting with us.