You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I would like to meet my business partner at Seattle, please help me in booking a ticket from OAK to SEA.

ASSISTANT: May I know your travelling dates?

USER: My planned travel dates are on May 23 and May 25.

ASSISTANT: Please let me know your name?

USER: My name is William Thomas.

ASSISTANT: Can I know your connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any other preference?

USER: No, thank you for asking.

ASSISTANT: Here is a connecting flight with fare 200 and 1018 as flight number in Delta Airline. Shall I proceed with booking?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.