You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you now?

USER: Charles Green here. Can you please book me a flight ticket from OAK to LAX?

ASSISTANT: Sure, I will help you with that. Can I have your travel dates please?

USER: My trip dates are 04/06 - 04/08.

ASSISTANT: Ok, please let me the timings of your journey.

USER: I do not have any timing preferences.

ASSISTANT: Do you have any more specifications?

USER: I need a single connection.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Hawaiian airlines running a flight in your route with connection  1 and the ticket fare is 100 in economy class. Shall I proceed with booking?

USER: Please reserve.

ASSISTANT: Ok Charles Green, your ticket booking has done and the flight number is 1003.

USER: Thank you.

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