You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you today?

USER: Please book a ticket from Seattle, SEA to San Francisco, SFO to meet my sister.

ASSISTANT: Sure, I am happy to aid you. Can you please share your journey dates?

USER: My travelling dates are Nov 23 and Nov 25.

ASSISTANT: Is there any connection limit for you?

USER: I would like to travel in a direct flight.

ASSISTANT: Can I have your name please?

USER: Sure, I am Samantha Taylor.

ASSISTANT: Do you have any other specifications to meet?

USER: No.

ASSISTANT: Ok, please wait for sometime.

USER: Ok.

ASSISTANT: Thank you for waiting, there is a direct flight with 1015 number found in American Airline and the fare is 100.

USER: Ok, please proceed.

ASSISTANT: Ok, your ticket has been confirmed in economy class.

USER: Ok, Thank you.

ASSISTANT: Thank you for availing us.