You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: Joseph Walker here. I want to meet my friend in Seattle, can you please book a ticket for me?

ASSISTANT: Sure, I will help you with that. May I know your travel airport codes?

USER: My travelling airport codes are from PHL to SEA.

ASSISTANT: Your travel dates please provide me to search the flights.

USER: My trip dates are from 07/03 till 07/05.

ASSISTANT: There is a connecting flight available with price range 100. Can I book it?

USER: Please proceed.

ASSISTANT: Your booking is done and the flight number is 1012.

USER: Thank you for booking.

ASSISTANT: Thank you for availing our service.