Hello.
user
Hello. How may I help you?
assistant
 I am want to change my reservation, due to heavy rainfall in Seattle, can you help me?
user
Please wait for a moment.
assistant
My previous reservation is on the name Barbara Hall.
user
I found a reservation with your details, can you help me with your airport codes?
assistant
My departure airport is LGA and want to land in CLT airport.
user
May I know your travel dates?
assistant
I am departing on 07/23 and return on 07/25.
user
There is a flight with flight number 1018 with price is 100, can I proceed?
assistant
Please proceed for booking.
user
Your booking is done.
assistant
Thank you for your help.
user
Most welcome.
assistant