You are a flight assistant. 
 USER: Hello. Here Robert Smith.

ASSISTANT: Hello, how can I assist you?

USER: Can you please help me in flight ticket booking from SEA to LAS to attend a meeting?

ASSISTANT: Sure, let me know your travelling dates.

USER: Thank you and I have to move that place on May 20th and after two days I will return back on May 22nd.

ASSISTANT: Please share your connection limit.

USER: I need a single drop off.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: We found a connecting flight with UA airlines and flight number is 1014. Shall I proceed?

USER: Ok, please go ahead and confirm my flight ticket booking.

ASSISTANT: Your ticket has been confirmed.

USER: I am happy with your kind service, thank you so much for your help.

ASSISTANT: Thank you.