You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Andrew Turner.

ASSISTANT: How may I assist you today Andrew?

USER: My friends planned a trip to Houston for hiking in Red Rock Canyon National Conservation Area, so I want to book a ticket from Austin.

ASSISTANT: May I know your planned travelling dates for this trip please?

USER: I am departing on 06/20 and return on 06/22.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Flight-1008 by Delta airlines is available for you with 1 connection at the price of 100, shall I book it?

USER: Please proceed for booking.

ASSISTANT: Your reservation is successfully done.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching our services. Have a nice day, happy journey.