You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I want to book a ticket from ATL to JFK, can you help me?

ASSISTANT: May I know your travelling dates please?

USER: My travel dates are 11/03 and 11/05.

ASSISTANT: May I know your name please?

USER: I am Patricia Wilson.

ASSISTANT: I am sorry no fights found on your route.

USER: No problem, thanks for checking.

ASSISTANT: Thank you.