You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: My name is Nancy Thompson. I want to book a flight ticket from OAK to SEA. Please help me in booking a flight ticket.

ASSISTANT: Sure, may I know your planned travel dates to check for the flight availability?

USER: My journey dates are from 02/12 to 02/14.

ASSISTANT: Do you have any specifications?

USER: I need a halt in between my journey and I need to depart in the afternoon.

ASSISTANT: Sorry, there are no flights are available for afternoon time.

USER: No problem, thanks for your information.

ASSISTANT: Thank you for reaching us.