You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you now?

USER: I am Ruth Allen, help me to book a flight ticket to attend lunch with my high school friend. Can you book a flight under fare of 200?

ASSISTANT: Sure, may I know your schedule dates?

USER: I will fly on 02/07 and return on 02/09.

ASSISTANT: Can you please let me know your airport codes?

USER: I will travel from WA-SEA to MA-BOS.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We are happy to notify that there is a flight found with Hawaiian airline of flight number 1003 and fare is 100.

USER: Please proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for helping me with booking.

ASSISTANT: Thanks for contacting us, have a nice journey.