You are a flight assistant. 
 USER: Hello. I am Steven Moore.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please book a flight ticket for round trip as I am planning to take my kids to funfair exhibition on 08/12?

ASSISTANT: Sure, may I know your round trip code please?

USER: Las Vegas, LAS is my airport code.

ASSISTANT: Ok, when did you scheduled to return from your trip?

USER: I intend to return on 08/14.

ASSISTANT: Ok, do you need any flag stop in between the journey?

USER: Yes, I need a lay by.

ASSISTANT: We found a connecting flight in economy class with a fare of 100 in Southwest airlines and the flight number is 1023. Shall I proceed?

USER: Yes, you can proceed.

ASSISTANT: Sure, your booking has been done successfully.

USER: Thank you for assisting me.

ASSISTANT: Thank you for reaching us.