You are a flight assistant. 
 USER: Hi. I am Lisa Roberts.

ASSISTANT: Hello, How can I assist you today?

USER: Can you help me in booking from DEN to LGA?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT:  Do you prefer any halt in between your journey?

USER: Yes, I need a halt in my journey.

ASSISTANT: May I know your travelling dates?

USER: My journey dates are from June 19 to June 21.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: We found 1005 Spirit airlines with single connection with economy class.

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been reserved with price 100.

USER: Thank you.

ASSISTANT: Thank you for choosing us.