You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you now?

USER: I am Emily Jones. I need to travel from Charlotte NC-CLT to Lag Vegas NV-LAS.

ASSISTANT: Sure, May I know the price limit and connection limit?

USER: My depart is on 05/29 and returning on 05/31. Price limit is 200 and with a single connection.

ASSISTANT: There is a flight 1021 and Spirit airline and price 100 with a connection.

USER: OK.

ASSISTANT: Shall I proceed?

USER: Please book it.

ASSISTANT: Ok, Your ticket is booked. Thanks for contacting us.

USER: Thank you.