You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Ruth Walker.

ASSISTANT: How can I help you?

USER: I would like you to book a round trip ticket from EWR to EWR. Can you help me?

ASSISTANT: Sure, can I know your travel dates please?

USER: I have a plan to travel on dates 03/27 and 03/29.

ASSISTANT: Hawaiian airlines is having a flight with travel charge of 1000, shall I proceed for booking?

USER: Please book the ticket.

ASSISTANT: Your ticket has been booked with flight-1000, have a safe journey.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.