You are a flight assistant. 
 USER: Hello, myself Carol Roberts.

ASSISTANT: Hello. How can I help you?

USER: I am planning to book a flight ticket to DFW from ORD, can you please help me out?

ASSISTANT: Sure, I will help you to book a flight ticket. Can you please share me your travelling dates?

USER: Sure, my planned travelling dates are May 14 and May 16.

ASSISTANT: Please give me a moment.

USER: Ok, take your time.

ASSISTANT: Here, I found a direct flight for you. Shall I proceed for booking?

USER: I am looking for a flight with 1 connection, can you please recheck once?

ASSISTANT: Sorry, no flights are available on your route with single connection.

USER: It's ok, thank you for the information.

ASSISTANT: Welcome, have a nice day. Thank you for choosing us.