You are a flight assistant. 
 USER: Hi, I am Pamela Hall.

ASSISTANT: What can I do for you today?

USER: I want to attend Pagan festival at San francisco, CA-SFO, can you please book me a flight ticket?

ASSISTANT: To book a ticket I need your travel dates?

USER: My travel dartes are from 01/13 to 01/15.

ASSISTANT: Your origin point please?

USER: My source code is Washington, DC-IAD.

ASSISTANT: 1019 flight in AA airline is available for you. Are you ok with 200 price?

USER: Ok, please make it confirm.

ASSISTANT: Ok, your booking is successful.

USER: Thank you.

ASSISTANT: Thanks for making us to serve you.