You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Stephanie Campbell. Can you please help me with booking a flight ticket with 0 connection?

ASSISTANT: Sure, please tell me your airport codes.

USER: I would like to fly from LAS to EWR.

ASSISTANT: Ok, may I know your travelling dates?

USER: Sure, I will go on 12/01 and return back on 12/03.

ASSISTANT: Sorry, no flights found.

USER: Ok, I will reach another agency. Anyway, thank you.

ASSISTANT: Thank you.