You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how may I help you?

USER: My name is John Anderson. Please book a ticket from Las Vegas, NV-LAS to Houston, TX-HOU, for science festival.

ASSISTANT: Sure, may I know your price limit please?

USER: Price limit is 500.

ASSISTANT: Ok, could you please share your journey dates?

USER: I will be travelling from 05/12 to 05/14.

ASSISTANT: Ok, please stand by.

USER: Sure.

ASSISTANT: Thank you, we found a flight with number 1017 and airline AA at a price of 200 with 1 connection.

USER: Please book flight.

ASSISTANT: Ok, your booking is done.

USER: Thanks.

ASSISTANT: Thank you for reaching us, have a nice day.