Hello.
user
Hello, how may I help you?
assistant
I am planning to travel from SFO to DEN. Can you please help me to book a ticket?
user
Sure, can you please let me know your travel dates?
assistant
I want to start on Nov 6 and return on Nov 8.
user
Ok, do you have any preferences?
assistant
I would prefer business class.
user
May I know your name?
assistant
Deborah Hill here.
user
Ok, is there any other preferences?
assistant
No.
user
Deborah Hill, I am very sorry to tell you. There is no flight available as per your requirements.
assistant
Ok, not an issue. Thank you for your information.
user
You are welcome and have a nice day.
assistant