Hello.
user
Hello. May I know how best I can help you today?
assistant
I am planning to visit Houston, will you help me in booking the flight ticket from HOU to IAH?
user
Sure, I am happy to help you in booking. Please share your planned travelling dates to proceed further.
assistant
My preferable journey dates are Apr 17 and Apr 19.
user
Would you like to travel in a connecting flight or a direct flight?
assistant
I need a flight with single connection.
user
May I know your name please?
assistant
Myself Stephen Davis.
user
Is there any other preferences that you would like to add before booking?
assistant
No, I didn't have any other specifications?
user
Let me check the availability of flights and revert to you.
assistant
Sure, I will wait.
user
  We are unable to provide flight in between your journey routes due to some technical up-gradation at destination airport.
assistant
Ok, not an issue.
user
Thank you for approaching us.
assistant
Thank you for your information.
user