Hello.
user
Hello. How can I assist you at this  moment?
assistant
Can you please book a ticket from IAH to OAK to go for long trips?
user
Sure, I will help you with that. Can I have your  travel dates  please?
assistant
My trip dates are May 1 and May 3.
user
Ok,  please let me know  your  preferences.
assistant
I prefer business class.
user
Do you  have any other specifications?
assistant
I want single connection.
user
Can I have your  good name  please?
assistant
I am George Wright.
user
Hawaiian airlines running a flight in your  route with connection 0 and the ticket  fare is 600. Shall I proceed with booking?
assistant
Ok, please proceed.
user
Ok, your  ticket booking has done and the flight number is 1020.
assistant
Thank you.
user
Thank you for choosing us.
assistant