Hello.
user
Hello, how may I help you?
assistant
My name is Betty Evans, I want to book a flight from IAD to LAX. Can you help me with booking?
user
Sure, may I know your travelling dates?
assistant
I will fly on June 19 and return on June 21.
user
Can I know your flight timings?
assistant
I want my return flight in afternoon.
user
Do you have any class preference?
assistant
Yes, I want a economy class airline.
user
We could not find any flights available on your request.
assistant
Ok, thank you for the information.
user
Thank you for reaching us.
assistant