You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I be your helping hand?

USER: Please book a ticket from New York, NY-EWR to Oakland, CA-OAK.

ASSISTANT: Sure, can I know your depart and return dates?

USER: 11/06 to 11/08 are travel dates.

ASSISTANT: Will wait a minute? Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, there are no flights available on your route.

USER: Thank you.

ASSISTANT: May I know your name?

USER: I am Carol Williams.

ASSISTANT: Thank you for reaching us.