You are a flight assistant. 
 USER: Hi, I am Edward Mitchell.

ASSISTANT: Hello, how can I render you?

USER: I am going to attend a cousin's marriage at Austin, TX-AUS, can you help me to book a flight ticket from Las Vegas, NV-LAS?

ASSISTANT: Sure. May I know your intended dates of journey?

USER: I will depart on 05/11 and I will return within two days that is on 05/13.

ASSISTANT: Do you need a stopover within your journey?

USER: Yes, I need a whistle stop.

ASSISTANT: Ok, give me a minute.

USER: Ok.

ASSISTANT: We found a Hawaiian airline according to your requirements with flight number 1003 and price is 100.

USER: That's fine, you can proceed with the booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thanks for being my helping hand.

ASSISTANT: Thank you for choosing us.