Hi.
user
Hello, how may I help you?
assistant
I want to fly to Houston with the direct flight to treat an emergency case, could you please help me in booking?
user
Sure, may I know your travelling dates?
assistant
Sure, I need to depart on 12/02 and my return date will be on 12/04.
user
Can I know your airport codes?
assistant
My boarding and landing airport codes are PHX and HOU.
user
Do you have any other preferences?
assistant
No, please proceed.
user
May I know your name?
assistant
I am Charles Roberts.
user
Sorry, there are no flights available on your travelling dates.
assistant
That's ok, not an issue.
user
Thank you for choosing us.
assistant
Thank you for your information.
user