You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: I am Christine Anderson. I am looking for a flight from SFO to BOS, can you help me out?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My travel dates are from Nov 13th till Nov 15th.

ASSISTANT: Do you have any specifications?

USER: I need to depart in afternoon and return is in afternoon.

ASSISTANT: May I know the connection limit?

USER: I need a direct flight.

ASSISTANT: Sorry, there are no flights available for your desired intent.

USER: That's ok, not an issue. Thank you for your information. Thank you for reaching us.

ASSISTANT: Thank you for reaching us.