You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to visit a Disneyland in Los Angeles, so please book a flight ticket from DCA to LAX.

ASSISTANT: May I know your trip dates?

USER: I want to fly on Oct 03, return on Oct 05.

ASSISTANT: Do you prefer any specification?

USER: I want a flight with one connection.

ASSISTANT: Sorry, no flights found on your route.

USER: Not an issue, thank you.

ASSISTANT: May I know your name for documentation?

USER: My name is Justin Parker.

ASSISTANT: Thank you.