You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am looking for a flight booking service, can you help me in booking?

ASSISTANT: Sure, where do you want to travel?

USER: My trip starts from 08/20 to 08/22.

ASSISTANT: Ok, please share your codes of airport you want to travel?

USER: My holiday planned at EWR, so please book a flight from SEA.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, Hawaiian airline is providing services on your route with price 100. Is it ok for you?

USER: Yes, proceed with booking.

ASSISTANT: Ok, your booking is confirmed with flight 1015.

USER: Thank you.

ASSISTANT: May I know your name for documentation purpose?

USER: My name is Sharon Collins.

ASSISTANT: You are welcome, have a safe journey.