You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I address you today?

USER: I am Robert Williams. I would like to visit some new places at Philadelphia, help me in booking my flight ticket from Houston TX-IAH to PA-PHL.

ASSISTANT: Sure, please forward your travelling dates?

USER: 01/28 is my starting date, my return date is on 01/30.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT: Thanks for sharing your details, we found direct flight with your request.

USER: Do not proceed with booking.

ASSISTANT: Ok, thanks for approaching us.

USER: Thank you for your quick response.