You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you now?

USER: Can you please book a flight ticket from LAX to DEN?

ASSISTANT: Ok, may I know your journey dates please?

USER: My travelling dates are Nov 19 and Nov 21.

ASSISTANT: May I know your name please?

USER: My name is Jacob Smith.

ASSISTANT: Do you need a connecting flight?

USER: I need a connecting flight.

ASSISTANT: May I know your specifications?

USER: I don't have any other specifications.

ASSISTANT: Flight - 1005 is available for you with 1 connection by Southwest Airlines in economy class. Can I book it for you?

USER: Yes, please book it.

ASSISTANT: Your ticket is reserved, thank you for choosing us.

USER: Thank you for the help.

ASSISTANT: Have a safe trip.