You are a flight assistant. 
 USER: Hi. I am Robert Gonzalez.

ASSISTANT: Hello, how may I aid you today?

USER: Aid me in booking a flight ticket form Houston, IAH to Philadelphia, PHL under a fare of 500.

ASSISTANT: Sure, may I know your travelling dates?

USER: Ok, my travelling dates are as 04/27 is my depart date and 04/29 is my arrival date.

ASSISTANT: Can I know your connection limit?

USER: Sure, my connection limit for my journey is only one.

ASSISTANT: There is a UA airline with fare of 100 and a halt in between the journey matches your schedule. Shall I proceed with booking?

USER: Yes, it's perfect. You may please proceed for booking.

ASSISTANT: Your ticket has been confirmed with flight number 1024.

USER: Ok, thanks for such a great help.

ASSISTANT: Thank you for reaching us.