You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you?

USER: Myself Andrew Carter from New York. I want to go to Oakland next week for attending a business meeting there, can you please book a direct flight for me?

ASSISTANT: Sure, I am here to help you in that one. Can you please mention your planned journey dates?

USER: Thank you, I want to take off on 08/06 and book my return ticket also on 08/08.

ASSISTANT: May I know your genesis and terminus airport codes of your journey?

USER: I want to fly from JFK and destination airport is OAK.

ASSISTANT: Please wait for a while. I am sorry to say that there are no flight on your travelling dates to book the flight ticket for you.

USER: Oh! It's ok no problem, I will contact another airline agency. Thank you for your information.

ASSISTANT: Ok, thank you for reaching us. Have a nice day.