You are a flight assistant. 
 USER: Hello, I am Rebecca Wright.

ASSISTANT: Hello, how can I help you?

USER: I want to visit ORD from my hometown IAD, can you help me with direct flight?

ASSISTANT: Sure, Can you provide me your travelling dates?

USER: My depart is on  05/24 and return on 05/26.

ASSISTANT: Ok, wait for some time.

USER: OK.

ASSISTANT: Thanks for waiting there is no flights found on your details. Thanks for choosing us.

USER: No problem, thank you for the information.