You are a flight assistant. 
 USER: Hello. Robert Scott here.

ASSISTANT: Hello. How may I assist you?

USER: For my friend birthday party, I want to go DEN. So, can you check once is there any flight in between 05/08 and 05/10.

ASSISTANT: Ok, please mention me your source code?

USER: My current location is PHL.

ASSISTANT: Ok, wait a moment.

USER: Sure.

ASSISTANT: Thank you, there is a flight with number 1003 in Delta airline.

USER: Ok. Can you tell me the connection of this flight?

ASSISTANT: Sure, the connection limit is 1.

USER: Ok.

ASSISTANT: Can I proceed?

USER: That's great. Yes, please proceed.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for approaching us.Have a nice day.