You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you please help me in booking a flight ticket from Philadelphia, PHL to San Francisco, SFO?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My journey dates are from Mar 29 to Mar 31.

ASSISTANT: Do you have any other specifications?

USER: I need a lay by in between journey.

ASSISTANT: Please help me with your name for booking.

USER: My name is Deborah Wilson.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 100 with flight number 1005. Shall I proceed with this flight?

USER: Sure, you can proceed for booking.

ASSISTANT: Your booking is done.

USER: Thanks for your help.

ASSISTANT: Most welcome.