You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Katherine Martinez here.

ASSISTANT: Welcome to flight booking agency Martinez.

USER: Do you have any flight from JFK to OAK?

ASSISTANT: If you provide me the travel dates also, it is easy for me to search a flight for you.

USER: My travelling dates are 09/15 and 09/17.

ASSISTANT: Please wait a moment to check the flights.

USER: Sure.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 200 is provided by Delta airlines. Shall I proceed with this?

USER: You can proceed.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1005.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us, have a great journey.