You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Kenneth Nelson this side.

ASSISTANT: In which way I can assist you today?

USER: I was looking for a flight from LAX to IAD to visit my grand parents for there anniversary, can you help me?

ASSISTANT: Sure, I can help you with that.

USER: Thanks.

ASSISTANT: May I know your preferable travel dates for booking flight ticket?

USER: I will be travelling from 01/31 to 02/02.

ASSISTANT: Ok, please wait a moment, I will check flight availability.

USER: Sure, take your own time and let me know the availability status.

ASSISTANT: Sure. I have found a flight in this route, airline is Delta and flight number is 1002. Is it ok for you?

USER: Ok, please book it for me.

ASSISTANT: Your flight ticket is booked successfully.

USER: Thank you for helping me.

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

USER: Most welcome.