You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me to book a flight from SEA to PHL?

ASSISTANT: Sure, can you share me your trip dates?

USER: Sure, I want to travel on May 4 and need to return on May 6.

ASSISTANT: Do you have any connection limit?

USER: I am looking for a flight with single connection.

ASSISTANT: Are there any other specifications?

USER: No.

ASSISTANT: Can I have your good name?

USER: Myself William Lewis.

ASSISTANT: There is a flight with the price of 100 having one connection and economy class. Can I proceed to booking?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been reserved with the flight- 1012.

USER: Thank you.

ASSISTANT: Thank you for reaching us.