You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: I am planning to visit the Kemah Broad walk tour in Houston, IAH. Can you help me to book a flight ticket?

ASSISTANT: Sure, can you share me your trip dates?

USER: My trip dates are Feb 05 and 07.

ASSISTANT: Can I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Please mention your source code.

USER: My source is from Oakland, OAK.

ASSISTANT: Is there any other specifications?

USER: I prefer to travel in big brand airlines.

ASSISTANT: Can I know your name for booking your flight ticket?

USER: Sure, Jessica Hernandez here.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: Ok, thank you for sharing the information.

ASSISTANT: Thank you for reaching us.