You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I have your name please?

USER: I am Michelle Harris, I want to book a flight ticket from San Francisco CA-SFO to WA-SEA.

ASSISTANT: Thanks for your name. Will you share your journey starting date?

USER: 05/20 is my starting date, my return date will be 05/22.

ASSISTANT: How much can you afford for your journey?

USER: I can spend up to 1000.

ASSISTANT: We are happy to inform you that there is a flight with 1 connection which matches your information. In 1004 flight. Of price 300.

USER: Please proceed.

ASSISTANT: In Delta airline your ticket is confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for consulting us.