You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I want to travel from LAX to MCO for my business trip, can you please help me out with booking of a flight ticket between those locations?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: Thank you, my boarding is on July 19 and please book my return ticket on July 21.

ASSISTANT: Can I know your name please?

USER: I would prefer single connection for my journey.

ASSISTANT: Do you need any specifications?

USER: I want to go in a economy class flight.

ASSISTANT: Sorry, there are no flights found.

USER: Oh! Sad to hear that. Anyway, I will find another alternative. Thank you for the information.

ASSISTANT: Thank you for reaching us. Can I know your name please?

USER: Sure, my name is Barbara Hill.

ASSISTANT: Thank you.

USER: Thank you.