You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Richard Gracia.

ASSISTANT: How may I assist you today?

USER: I would like to book a ticket to Detroit, can you please help me out?

ASSISTANT: Sure, I will help you with booking, please share your travelling airport codes?

USER: I am flying from CLT to DTW.

ASSISTANT: When you are going to start your journey?

USER: I am travelling on these dates 11/12 and 11/14.

ASSISTANT: I found a flight for you that UA airline, can I proceed to booking?

USER: Ok, you can proceed with this flight.

ASSISTANT: I confirmed your ticket by flight number 1028.

USER: Thank you for your services.

ASSISTANT: It's my pleasure.