You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you for today?

USER: I want to give a surprise to my parent's on their wedding anniversary in Denver. Can you book a flight ticket with the fare of 1000?

ASSISTANT: Sure, what dates would you like to travel?

USER: I intend to travel on 06/14 and return at 06/16.

ASSISTANT: Ok, could you please provide your connection preference?

USER: My Source is from AZ - PHX. My destination is at CO - DEN.

ASSISTANT: Ok, there is a flight 1023 in AA airline matching your details with price 100. Shall I proceed with your booking?

USER: Ok, Please proceed.

ASSISTANT: Ok, your booking is done.

USER: Thank you for assisting me.

ASSISTANT: May I know your name?

USER: I am Amy Davis.

ASSISTANT: Thanks for contacting us, have a safe journey.

USER: Thank you.