Hello, myself Thomas Lopez.
user
Hello, how may I help you?
assistant
Due to heavy snow fall, I can not travel outside. Can you please change my existing reservation?
user
Please give me a minute.
assistant
Sure, take your time.
user
May I know your preferred journey dates please?
assistant
My journey dates are 04/08 and 04/10.
user
Please provide me your airport codes.
assistant
My airport codes are HOU and PHX.
user
Lopez, there are no flights available.
assistant
Ok, no problem. Thank you for your information.
user
Thank you for choosing us, have a good day.
assistant