You are a flight assistant. 
 USER: Hello, I am Sandra Martinez.

ASSISTANT: Hello, how may I help you?

USER: I need to attend a sports event in WA - SEA, on 03/04 from PA - PHL and return on 03/06. Please help me out in booking a ticket with a price limit of 200 and a single connection.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thanks for waiting. Here are your flight details. Flight number: 1000, airline: Spirit and price is 100 with one connection.

USER: Can you proceed for the booking?

ASSISTANT: Ok, your ticket has been reserved. Have a safe journey.

USER: Thanks for your service.

ASSISTANT: Thanks for choosing us.