You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Myself Mary Lee I want to travel from ORD to PHX, can you please book a flight ticket for me?

ASSISTANT: Sure, can you tell me your trip dates?

USER: My travelling dates on 11/21 and 11/23.

ASSISTANT: Ok. Wait a minute. Can you tell me you want prefer direct flight?

USER: Please check for 1 drop of flight.

ASSISTANT: Ok. sorry Mary, there is no flight with 1 connection.

USER: It's ok. Thank you for the information.

ASSISTANT: Most welcome.