You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How best can I help you at this moment?

USER: I intend to visit Seattle beach parks on this weekend with my family. Can you please help me in booking a flight ticket under 200 fare?

ASSISTANT: Sure, May I know your airport codes with abbreviates?

USER: Philadelphia, PA - PHL and Seattle, WA - SEA are my airport codes.

ASSISTANT: On what dates you prefer to travel?

USER: 10/26 and 10/28 are my travel dates.

ASSISTANT: May I know your good name please?

USER: Eric Perez is my name.

ASSISTANT: Ok, Wait for a couple of minutes.

USER: OK.

ASSISTANT: We found a AA airline with fare of 100 available on your dates. Shall I make a move?

USER: Yes, please.

ASSISTANT: Your booking is done with 1008 flight.

USER: Thank you.

ASSISTANT: Thank you for making us to serve you.