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

ASSISTANT: Hello, how may I serve you for the day?

USER: I have got a chance to complete my studies at Houston University, for documentation purpose I need to go Houston. Can you please help me with booking a flight ticket?

ASSISTANT: Sure, do you need a connection in between your journey?

USER: Yes, I need a connection in between my journey.

ASSISTANT: On which dates would you like me to book your ticket?

USER: I have to go on 06/06 and return back on 06/08.

ASSISTANT: Kindly share your source and destination airport codes.

USER: I want to start my journey from DFW to reach HOU.

ASSISTANT: Is there any price restriction to book a ticket?

USER: Yes, I am looking for a flight within price 500.

ASSISTANT: Ok, please wait for a while.

USER: Ok, take your time.

ASSISTANT: We found a ticket in economy class with price 300 in Spirit airline having a single connection. Shall I proceed for booking your ticket in flight number 100?

USER: Yes, you can proceed with the booking.

ASSISTANT: Your ticket has been confirmed in flight number 1001.

USER: Thank you for your service.

ASSISTANT: Thank you for connecting with us.