Hello.
user
Hello, how may I help you today?
assistant
My name is Samuel Edwards. Please help me to book a flight ticket from DEN to OAK.
user
Sure Samuel, can you please share me with your dates of journey?
assistant
My trip dates are from Apr, 24 to Apr, 26.
user
May I know your class preference please?
assistant
I am comfortable with any class.
user
Please wait for a moment.
assistant
Sure.
user
Sorry Samuel, there is no flight found as per your travelling details.
assistant
Nothing to worry, thanks for letting me know.
user
You are welcome.
assistant