You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I abet you today?

USER: I am Melissa Collins. I want to fly from PHX to SEA to meet my friend, can you please help me to book a flight with fare 5000?

ASSISTANT: Sure, when are you planning to travel?

USER: My trip dates are 06/12 to 06/14.

ASSISTANT: We found a connecting flight in Frontier airline with a price of 100 and flight number is 1024.

USER: Ok, book the ticket.

ASSISTANT: Thank you. Your ticket has been confirmed.

USER: Thanks for your service.