You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Dorothy Edwards.

ASSISTANT: How can I render you today?

USER: I am planning to attend business meeting at LAX, can you please help me with booking a flight ticket from IAH?

ASSISTANT: Sure, I'm here to help you with that. May I know your planned departure and return travel dates please?

USER: Sure, I would like to take off on Mar 6 and return on Mar 8.

ASSISTANT: Ok, may I know in which class you want to travel?

USER: I am comfortable with any class.

ASSISTANT: Spirit airlines is having a flight on that route with ticket fare of 100, shall I proceed for booking?

USER: Make sure that the connection limit is 0.

ASSISTANT: Sorry to inform you that there are no direct flights available for you on those dates due to heavy bookings.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.