You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Thomas Robinson.

ASSISTANT: How can I help you?

USER: Will you be my helping hand in changing reservation as the meeting which I have scheduled to attend got postponed?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please stand by.

USER: Ok.

ASSISTANT: Thank you for waiting, we found a reservation on your name.

USER: Ok.

ASSISTANT: Can you please share your new travelling dates?

USER: My schedule dates of journey are 11/22 to 11/24.

ASSISTANT: Ok, please share your journey codes.

USER: My boarding will be from Houston, HOU. Los Angeles, LAX is my landing point.

ASSISTANT: Wait a minute please.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight with number 1003 and airline AA at a price of 100 with 1 connection. Shall I proceed?

USER: Yes, you can proceed.

ASSISTANT: Sure, your booking is done.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a nice day.