Hello. I am Robert Anderson.
user
Hello, how can I support you today?
assistant
Can you please book a flight ticket from CLT to SFO?
user
Sure, I am here to help you. Is there any connection limit for you?
assistant
Thank you. I am looking for single connecting flight.
user
Ok, please share your journey dates.
assistant
Sure, I need to travel on dates of Mar 01 and Mar 03.
user
In which class, you prefer to go?
assistant
No,  I am ok with any class.
user
Do you have any other specifications?
assistant
Yes, I would like to return in the evening time.
user
Ok, please wait.
assistant
Sure, take your time.
user
Thanks for your patience, no flights were found based on your schedule.
assistant
Oh! It is sad to hear. Anyway, thank you for your time.
user
Thank you for choosing us.
assistant
Most welcome.
user