Hello.
user
Hello.
assistant
I am Betty Martinez.
user
Betty, how may I assist you today?
assistant
 I am planning to join my child in school, which is situated in Seattle. can you please help me to book my ticket from IAH to SEA?
user
Sure, may I know your trip dates?
assistant
My travelling dates are 02/26 and 02/28.
user
Ok, wait for a moment.
assistant
Ok.
user
Sorry to say that, no flights as per your requirements.
assistant
It's ok, thank you for your help.
user
It's my pleasure.
assistant