You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Edward Wilson. Can you please help me in booking a ticket to Philadelphia, PHL?

ASSISTANT: Sure, can you please provide your travel dates?

USER: My travel dates are from 01/15 to 01/17.

ASSISTANT: May I know your source point?

USER: My source code is HOU.

ASSISTANT: Do you have any connection limit?

USER: I need one stopover in between my journey.

ASSISTANT: Please wait for a while, I will check and get back to you.

USER: Sure.

ASSISTANT: Thanks for your patience, we found a flight with couple of connections. Shall I proceed?

USER: Do not proceed, I need single connecting flight. Thank you for the response.

ASSISTANT: Thanks for choosing us.