You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Joseph Young.

ASSISTANT: How may I assist you today?

USER: Can you book a ticket from LAX to DEN, to meet my parents who are living in Denver.

ASSISTANT: Sure, please provide me your travel dates.

USER: Sure, my journey starts on 05/13 and 05/15.

ASSISTANT: Based on your request I found a flight with flight number 1023 and price is 200.

USER: I am ok with that, please proceed.

ASSISTANT: Your ticket has been booked with your name.

USER: Thanks for your help.

ASSISTANT: It's my pleasure.