You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Emily Martinez.

ASSISTANT: How may I help you today?

USER: I had planned to go on a trip, but it was postponed due to some reasons. Can you change my recent reservation?

ASSISTANT: I found your reservation with the name Emily Martinez, can I have your new travelling dates?

USER: I want to travel on 10/24 and 10/26.

ASSISTANT: Ok, let me know your airport codes too.

USER: I would like to travel from OAK to LAX.

ASSISTANT: Please wait a moment.

USER: Ok, take your own time.

ASSISTANT: Here I found a flight-1007 on UA airlines, shall I book it?

USER: Book the ticket for me.

ASSISTANT: Your ticket has been changed to your new preferences.

USER: Thank you for your help.

ASSISTANT: Welcome, have a safe trip.