You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: My name is Davis Harris. I got an invitation to host a program in Las Vegas, can you please book me a ticket?

ASSISTANT: That's great hear, can I know your travel dates?

USER: Sure, I would like to catch the flight here on 07/10 and return by 07/12.

ASSISTANT: Can I know your airport codes?

USER: Yes, my source and destination airport codes are OAK and LAS.

ASSISTANT: Please give me a minute, let me check the flight details.

USER: Sure, take your time.

ASSISTANT: The flight 1020 of Frontier airlines is available on your requested dates with a price of 300. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Harris, your ticket is booked successfully.

USER: Thank you for the help.

ASSISTANT: You are welcome.