You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Can you please help me to book flight ticket from BOS to MCO?

ASSISTANT: Sure, help me with the trip dates?

USER: My trip dates are May 29 and May 31.

ASSISTANT: May I know your name please?

USER: My name is Jennifer Garcia.

ASSISTANT: Do you have any preferences?

USER: I prefer direct flight which departs in the morning.

ASSISTANT: Sorry, there are no flights are available for your desired intent.

USER: It's ok, thank you.

ASSISTANT: Thank you for reaching us.