You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Can you help me to book a flight from OAK to SEA?

ASSISTANT: Can I know your travelling dates.

USER: My travelling dates are Mar 19 and 21.

ASSISTANT: Is there any connection limit?

USER: I prefer connecting flight.

ASSISTANT: Do you have any preference?

USER: I want to return at afternoon time.

ASSISTANT: Let me know your name.

USER: Sure, my name is Daniel King.

ASSISTANT: Found ticket with airline Southwest for price 100 having flight number 1025.

USER: Proceed with booking.

ASSISTANT: Ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you.