You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I provide support to you today? May I know your good name please?

USER: I need to travel Boston, MA-BOS from Las Vegas, NV-LAS. Emily Evans.

ASSISTANT: Sure, can you please provide journey dates?

USER: It's from 04/23 to 04/25.

ASSISTANT: Is there any more specifications?

USER: Flight ticket price 5000, connections limit 1.

ASSISTANT: Thank you, please wait for a while, I will check and revert you. Thank you for waiting. We found a flight from UA airlines, flight number 1008. Price is 200 with one connection.

USER: Please book a flight.

ASSISTANT: Ok, your ticket has been reserved with UA airlines.

USER: Thanks.

ASSISTANT: Thank you for choosing us. Have a great day.