Hi.
user
Hello. How may I help you?
assistant
   Can you please book a flight ticket from LAS to MSP?
user
Yes, can you tell me your dates of travel?
assistant
Yes, my travelling dates are 18 and 20 of Jan.
user
Do you have any other preferences?
assistant
I want to depart in the afternoon.
user
Give me a moment.
assistant
Ok.
user
Sorry to inform you that there are no flights found on your requested criteria.
assistant
That's ok, thank you for the response.
user
Can I know your name?
assistant
My name is Sharon Lewis.
user
Thank you for reaching us.
assistant