You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to attend a IT Work Shop in LAS from JFK. Can you find a ticket for me?

ASSISTANT: Sure, please provide me your travel dates.

USER: OK, my travelling dates are 12/29 to 12/31.

ASSISTANT: Please provide your name to proceed further.

USER: Yes, I am Scott Collins.

ASSISTANT: Scott, there are no flights available.

USER: Ok, thank you for your information.

ASSISTANT: Thank you for reaching us.