You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Can you please book a flight ticket from LAS to PHL?

ASSISTANT: Sure, we are here to help you. Can you please help me with your travel dates?

USER: Yes, my trip dates are May 27 and May 29.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Please share your name.

USER: My name is Elizabeth Anderson.

ASSISTANT:  As per the intents mentioned, United Airlines is providing a connecting flight and the airfare is about 100. Shall I proceed with flight 1017?

USER: Yes, please.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thanks for reaching us.