You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to book a ticket can you help me?

ASSISTANT: Yes, I can help you. Please provide the travelling details?

USER: My name is Cynthia Garcia. I want to travel from PHX to BOS. My journey dates are 08/07 & 08/09.

ASSISTANT: May I know the dates you would like to travel? OK, please give me a minute.

USER: OK.

ASSISTANT: There is flight available with Spirit airline. Shall I confirm your reservation?

USER: OK, book it.

ASSISTANT: OK, your ticket has been booked successfully.

USER: Thank you for booking.