You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I best assist you now?

USER: Can you please book a flight ticket from SEA to LAS?

ASSISTANT: Sure, can you please let me know your travelling dates?

USER: Thank you. I have planned my travel dates as Mar 29 and Mar 31.

ASSISTANT: Do you need any way station in between journey?

USER: I am looking for single connecting flight so please check with that.

ASSISTANT: is there any other specifications regarding your journey?

USER: No, I do not have any more specifications.

ASSISTANT: May I know your good name please?

USER: Sure, myself Charles Mitchell.

ASSISTANT: Thanks for your details, there is a direct flight found in United airlines of flight number 1023 and cost of that economy class flight is 200. Shall I proceed for booking?

USER: That is fine, please proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: It's my pleasure to help you.

USER: Most welcome.