You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, may I know your good name?

USER: I am Roberts Adams.

ASSISTANT: Adams, what type of help can I do for you?

USER: I want to visit my grandparents home for my vacation from AUS to OAK.

ASSISTANT: Sure, how long your vacation?

USER: My travelling dates are 01/29 to 01/31.

ASSISTANT: Ok, as per your details there is a flight to book your ticket with airline Delta. Shall I proceed?

USER: Ok, book it.

ASSISTANT: Your ticket has been booked with flight number 1027 and price 100. Have a nice journey.

USER: Thank you.

ASSISTANT: It's my pleasure.