You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I lend a hand to?

USER: Could you please help me to change my reservation?

ASSISTANT: Sure, I am here to help you for this. Let me check your reservation status in our records.

USER: Ok.

ASSISTANT: For changing the reservation. May I know your name please?

USER: My name is Charles Jones.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: I found your reservation, can you please provide me your new airport codes?

USER: My airport codes are IAH and DTW.

ASSISTANT: Could you please share me your travel dates?

USER: My travelling dates are on July 24 and July 26.

ASSISTANT: Is there any specifications regarding your journey?

USER: I need a direct flight.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: As per your criteria, I found a flight with Jet Blue airlines and the ticket fare is 100. Shall I proceed for this?

USER: You can proceed.

ASSISTANT: Your ticket is reserved in economy class with the flight-1027. Your depart time is 3:00 AM, and again your arrival time is 11:00 AM.

USER: Thank you.

ASSISTANT: Thank you very much for contacting our agency.