You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: Can you please help me in booking a flight ticket from Orlando, MCO to San Francisco, SFO?

ASSISTANT: Sure, Can you please share me your travelling dates?

USER: My journey dates are from July 09 to July 11.

ASSISTANT: Do you have any limit on number of connections?

USER: I need a direct flight.

ASSISTANT: May I your requirements for the journey?

USER: I prefer to travel in business class flight.

ASSISTANT: Let me know your name to proceed further.

USER: My name is Edward Phillips.

ASSISTANT: Sorry to say that, we have not found any flights running on your desired dates of travel.

USER: Ok, that's not a problem. Thank you.

ASSISTANT: Thank you for choosing us.