You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you today?

USER: Please help me to change my recent reservation.

ASSISTANT: Sure. Can I know your name?

USER: John Thompson here.

ASSISTANT: Give me a minute.

USER: Sure.

ASSISTANT: We found a reservation by this name. Can I know your updates airport codes?

USER: My airport codes are from HOU to DFW.

ASSISTANT: Please share me your travelling dates.

USER: My travelling dates are Feb 7 and Feb 9th.

ASSISTANT: Do you need any break?

USER: Yes, I need a break in between journey.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: We found a connecting flight with an Southwest airlines, flight number:1028. Can I reserve it?

USER: Please reserve it.

ASSISTANT: Your flight ticket has been reserved with an economy class.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.