You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Karen Robinson here.

ASSISTANT: How can I help you?

USER: I am looking for flight which is having single connection. Can you reserve a seat for me?

ASSISTANT: Please tell your travelling dates?

USER: Sure, I am planning to travel on 03/03 and 03/05.

ASSISTANT: Can you please tell your travelling locations?

USER: My locations are from LAS to PHX.

ASSISTANT: UA airline is available with 1 connection and the ticket price is just 200. Shall I proceed?

USER: Ok, proceed.

ASSISTANT: Your reservation is confirmed with flight 1009.

USER: Thanks for your help.

ASSISTANT: Thank you and have a nice day.

USER: Welcome.