You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you help me in changing my recent reservation?

ASSISTANT: Sure, may I know your good name please.

USER: I am Debra Smith.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: There is reservation found as per your name.Please mention recent airport codes?

USER: My airport codes will be LGA to PHL.

ASSISTANT: May I know on which dates your willing to travel?

USER: My trip dates will be July 9th to July 11th.

ASSISTANT: Is there any specific class preference for you?

USER: No, I am fine with any class.

ASSISTANT: Do you prefer airline for your journey?

USER: I am flexible with any airline.

ASSISTANT: May I know your depart time and return time for journey?

USER: I am comfortable with any timing.

ASSISTANT: May I know your connection limit please?

USER: I prefer a connecting flight.

ASSISTANT: There is a connecting flight of fare 300 with economy class in Southwest airline, shall  I proceed for booking?

USER: You can proceed.

ASSISTANT: Your reservation has been confirmed with flight number 1023.

USER: Thank you.

ASSISTANT: You are welcome.