You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. What help you are expecting from us?

USER: I am Barbara Perez here, I would like to travel from MCO to SFO, can you please help me to book a ticket?

ASSISTANT: Sure, I can check that for you.

USER: Sure, my dates of journey is from 09/02 to 09/04.

ASSISTANT: When you are willing to travel?

USER: I want a direct flight.

ASSISTANT: Ok, please wait a minute.

USER: Sure.

ASSISTANT: Sorry Barbara Perez, there is no direct flight found in this route.

USER: Ok, no problem. Thank you for your service.

ASSISTANT: Thank you for reaching us.