You are a flight assistant. 
 USER: Hi, I am Susan Perez.

ASSISTANT: Hello, how may I serve you?

USER: I want to book a flight ticket within a price limit of 5000 to watch live sports event in Philadelphia, can you help me in booking?

ASSISTANT: Sure, may I know when are you planning to make your trip?

USER: I would like to start on 09/08 and my return date will be on 09/10.

ASSISTANT: Kindly share your airport codes.

USER: I need to start from TX-DFW to reach PA-PHL.

ASSISTANT: Ok, please give me a minute.

USER: Sure.

ASSISTANT: JetBlue airline with flight number 1003 is going on your way and the fare is 100. Shall I go ahead?

USER: Ok, you can book the ticket.

ASSISTANT: Your reservation has been done.

USER: Thank you for your support in booking.

ASSISTANT: Thank you for reaching us.