You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Due to inconvenience of my work, I want to change my reservation. Can you please help me for that?

ASSISTANT: Sure, I am here to help you. May I know your name to check your reservation status?

USER: My name is Janet Walker.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: There is an active reservation found on your name. Please share your airport codes.

USER: My airport codes are IAH and OAK.

ASSISTANT: Can you please share your travel dates?

USER: My travelling dates are Nov 12 and Nov 14.

ASSISTANT: Do you have any connection limit?

USER: I want to prefer single connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Ok, please be on hold.

USER: Ok, I will wait.

ASSISTANT: There is a flight from Delta airlines with a ticket fare 100, shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed for the flight 1001.

USER: Thanks for helping me.

ASSISTANT: Thank you for reaching us.