Hi.
user
Hello, how may I aid you?
assistant
Please help me to book a flight ticket from HOU to DEN.
user
May I know your itinerary dates?
assistant
My journey dates are from June, 01 to June, 03.
user
May I know your name?
assistant
Katherine Lewis.
user
Sorry Katherine Lewis, no flights are available on your planned dates.
assistant
Thank you for your information.
user
Thank you for reaching us.
assistant