You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Myself Patrick Edwards.

ASSISTANT: How may I help you?

USER: I am planning to meet my friend's at New York. Can you please help me in booking the ticket from ORD to EWR?

ASSISTANT: Sure, I am glad to help you. Could you please provide me your trip dates?

USER: I will drop-off 11/15 and again I will be retrieve on 11/17.

ASSISTANT: Sorry, there are no flights found on your journey dates.

USER: Not a big deal, anyhow thank you very much for your help.

ASSISTANT: Thank you for reaching us.