You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Linda Martinez. Can you please help me in changing my reservation as my plan to go for holiday trip got postponed?

ASSISTANT: Sure, I will help you to change your reservation.

USER: Thank you.

ASSISTANT: I found your reservation, please share me your travelling airport codes.

USER: My boarding point is OAK and landing airport is BOS.

ASSISTANT: Ok, may I know your new travelling dates?

USER: My schedule dates of journey are Oct 18 to Oct 20.

ASSISTANT: Please allow me a moment.

USER: Sure.

ASSISTANT: Here, I found a flight for you with single connection.

USER: You can book this flight.

ASSISTANT: Your ticket is booked with flight number 1001 and airline is AA.

USER: Thank you for your help.

ASSISTANT: Welcome, have a safe flight. Thank you for choosing us.