Hello.
user
Hello, how may I help you?
assistant
I am planning to visit a NASA space center in Houston, so please book a flight ticket from DFW to HOU.
user
Sure, I am here to help you for this. Could you please share me your trip dates?
assistant
I want to fly on June 09, return on June 11.
user
May I know your name please?
assistant
My name is Dorothy Young.
user
Do you have any other specifications regarding your journey?
assistant
My return time should be evening.
user
Please wait for a while.
assistant
Sure, I prefer to travel in normal cost airline.
user
Sorry for inconvenience, no flights are found with your criteria.
assistant
Not an issue, thank you.
user
Thank you very much for contacting our agency.
assistant