You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Frank Gonzalez from Las Vegas. I want to visit Las Vegas in this week, can you please book a flight ticket for me?

ASSISTANT: Sure, may I know your airport codes please?

USER: Thank you for considering my request, I want to fly from LAS and destination airport is LAS.

ASSISTANT: Ok, can you please share your travel dates?

USER: I want to take off on 04/19 and please confirm my return ticket also on 04/21.

ASSISTANT: Ok, please wait for a while.

USER: Ok, take your time and find a best flight for me.

ASSISTANT: Thank you for waiting, here there is a connecting flight and airfare is about 100. Shall I proceed further in booking?

USER: That's perfect, please book this flight ticket for me.

ASSISTANT: Your ticket has been confirmed for the flight 1020 from JetBlue airlines.

USER: Thank you for assisting me.

ASSISTANT: Thank you for reaching us.