Hello, I am Charles Anderson.
user
Hello, how can I assist you?
assistant
I need to book a flight ticket from SFO to DEN, Can you please help me for booking?
user
Sure, when are you planning to travel?
assistant
I would like to travel on 03/02 to 03/04.
user
Unfortunately, there is no flights found based on your details.
assistant
Ok, no problem. Thanks for your information.
user
Thank you for choosing us.
assistant