You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you for today?

USER: I am Jessica Wright from Oakland. Can you please book a flight ticket from OAK to EWR?

ASSISTANT: I am here to help you about your flight ticket booking Wright. Can you please let me your planned dates of your journey?

USER: Sure, I have planned my travel dates as 05/03 and 05/05.

ASSISTANT: Please wait for sometime, I will get back to you with the suitable flight.

USER: Sure, take your time.

ASSISTANT: I apologise to say this Jessica, there are no flights to your desired route on your planned dates of your journey.

USER: Oh! it is sad to hear. I have to choose another agency this time to reach New York city. Anyway, thank you for your time.

ASSISTANT: You are most welcome, thank you for reaching out here. Hope you have a nice day ahead.

USER: Most welcome.