You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you today?

USER: I am John Clark. Can you please help me in booking a flight ticket from PHX to PHL?

ASSISTANT: Sure, we are glad to help you in booking. On which dates would you like me to book a flight ticket for you?

USER: My planned journey dates are 05/28 and 05/30.

ASSISTANT: Do you need a lay by in between your journey?

USER: Yes, I need a lay by in between my journey.

ASSISTANT: Thank you for sharing your journey details, we found a Delta airline matching your details with single connection and the fare 100.

USER: Please, proceed with booking.

ASSISTANT: Shall I continue with the booking?

USER: Yes, please.

ASSISTANT: Your seat has been reserved with the flight number-1001.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.