You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you help me in booking a flight ticket from OAK to IAD?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you share me your travelling dates?

USER: I want to travel on 04/11, and return on 04/13.

ASSISTANT: Do you have any other specifications?

USER: I prefer for normal cost airline.

ASSISTANT: May I know your name?

USER: I am Betty Johnson.

ASSISTANT: Ok, wait for some time.

USER: Make sure, I need a connecting flight.

ASSISTANT: We found Hawaiian airline with connecting flight and number 1008 fare of 200, shall I proceed for booking?

USER: Proceed with the booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for the help.

ASSISTANT: Thanks for approaching us.