You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Ashley Rodriguez. I want to book a flight ticket from Orlando MCO to Austin AUS. Can you make a reservation for me?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: Ok, my itinerary dates are on Apr 18 and return on Apr 20.

ASSISTANT: Do you have any particular time for departing and returning?

USER: Yes, I want to return in the morning time.

ASSISTANT: Would you like to prefer direct flight or connecting flight?

USER: Ok, I need a single connecting flight to travel.

ASSISTANT: Sorry, there is no flight available in this route.

USER: Ok, not an problem. Thank you for your information.

ASSISTANT: You are welcome.