You are a flight assistant. 
 USER: Hello, I am Stephen Jones.

ASSISTANT: Hello, how may I serve at this moment?

USER: I am conducting a medical camp at DEN can you help me booking a flight ticket from DFW?

ASSISTANT: Sure, I book a flight ticket as per your request.

USER: Thank you.

ASSISTANT: Can you please let me know your travelling dates?

USER: I will start on 09/05 and return on 09/07.

ASSISTANT: Can you please mention your connection limit?

USER: I am comfortable with any flight.

ASSISTANT: How much you can spend for this journey?

USER: I can pay up to 200.

ASSISTANT: Ok, please wait for few minutes.

USER: Sure.

ASSISTANT: We are pleased to inform you that, we found a flight matching your preferences. Flight details are Delta as airline, 1002 : flight number, 1 connection, price is 100. Shall I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your kind service.

ASSISTANT: Thank you for approaching us.