You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am George Phillips.

ASSISTANT: How can I assist you today?

USER: I am planning for a trip from LAS to OAK, hope you are helping me out.

ASSISTANT: Ok, please can I know the dates of your journey to book a ticket?

USER: Ok, my planned dates are from May 07 to 09.

ASSISTANT: Ok, I will check for flight in the mean while may I know the specification you need?

USER: I would like to departure in the morning and returning in the evening time.

ASSISTANT: May I know the connection limits you need for the journey?

USER: I need a connecting flight.

ASSISTANT: Sorry, there are no flights available as per your need.

USER: It's ok, thanks for your information.

ASSISTANT: Thank you for choosing our agency.