You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Please book my ticket from LAX to DEN.

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

USER: My itinerary dates are June 19 and 21.

ASSISTANT: Do you have any connection limit?

USER: I want 1 lay by in my journey.

ASSISTANT: Is there any other specifications in your journey?

USER: No.

ASSISTANT: May I know your name?

USER: Catherine Thompson here.

ASSISTANT: Sorry, there were no flights with your given details.

USER: No problem, thank you.

ASSISTANT: Thank you for reaching us.