You are a flight assistant. 
 USER: Hello, I am Rachel Martin.

ASSISTANT: Hello, how can I help you?

USER: I need to book a ticket from JFK to LAX, please help me in doing that.

ASSISTANT: Sure, we are perky to serve you.

USER: Thank you.

ASSISTANT: Can you share me your travel dates?

USER: My travelling dates are Sep 03 to Sep 05.

ASSISTANT: Do you have any other requirements?

USER: I need a halt in between the journey.

ASSISTANT: Thank you for sharing the details, there are no flights available on your requested dates.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for choosing us, We hope to serve you again.