You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: May I know if there is a flight available at your location from LAX to DFW?

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

USER: Ok, please book a flight ticket for Apr 28 and 30th respectively.

ASSISTANT: Do you have any airline preference?

USER: Please book a normal cost airlines.

ASSISTANT: Would you like to travel in a connecting flight or a direct flight?

USER: Yes, I need a connecting flight.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: May I know your good name please?

USER: Ok, please book a ticket on the name Barbara Thomas.

ASSISTANT: There is a flight available in this route from Delta airlines with 1 connecting flight in economy class.Shall I confirm your booking?

USER:  Ok, please book.

ASSISTANT: Your ticket is booked with flight 1023.

USER: Ok, pleased with the service provided.

ASSISTANT: Thank you for approaching us.