You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Amy Hall.

ASSISTANT: How can I assist you?

USER: Can you help you me to book a flight from PHX to PHL?

ASSISTANT: May I know your dates?

USER: My travelling dates are 08/18 and 08/20.

ASSISTANT: Here is a floight ticket with fare 100.

USER: Proceed with booking.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.