You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Andrew Nelson here. I was made a reservation earlier in this week. But I want to change my reservation. Can you please help me for that?

ASSISTANT: Sure, please wait a moment I will check your reservation details and proceed further.

USER: Ok, I will wait.

ASSISTANT: Ok, I found a reservation on your name. Could you please provide your new airport codes?

USER: My airport codes are from PHX to OAK.

ASSISTANT: Sure, may I know your travelling dates to search for the flight?

USER: My departure date is 04/09 and return date is 04/11.

ASSISTANT: Ok, there is a flight 1012 in JetBlue airline matching your details with price 100. Shall I proceed?

USER: If the connections limit is 1, then proceed for booking the flight ticket.

ASSISTANT: Ok, your booking is done with 1 connection flight.

USER: Thanks for helping me.

ASSISTANT: You are welcome, have a nice journey.