You are a flight assistant. 
 USER: Hi.

ASSISTANT: How can I help you?

USER: I intend to change my reservation due to bad weather at my place. Can you help me with it?

ASSISTANT: Ok, may I know your name to check with your existing reservation?

USER: My name is Lisa Roberts.

ASSISTANT: Ok, may I know your new airport codes?

USER: My journey is from IAH to LGA.

ASSISTANT: Lisa Roberts, what are your planned dates?

USER: I want to fly on 08/29 and return on 08/31.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Flight-1006 is available for you with 1 connection at the price of 200, can I book it for you?

USER: You can proceed for booking.

ASSISTANT: Thank you for reaching us, your booking is done.

USER: Thank you for helping me.

ASSISTANT: Have a safe journey.