You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Can you please help me in booking a flight ticket from Houston, IAH to Washington, DCA?

ASSISTANT: Sure, we are happy to assist you in booking. Please share your planned travelling dates to proceed further.

USER: My journey dates are from July 08 to July 10.

ASSISTANT: Can I have your name please?

USER: My name is Stephanie Scott.

ASSISTANT: Can you help me to provide you with a connection if you need?

USER: I need a direct flight.

ASSISTANT: Would you like to avail any benefits for the comfort of your journey?

USER: My depart time is morning.

ASSISTANT: Let me check the availability of flights and revert to you.

USER: Sure.

ASSISTANT:  We are unable to provide flight in between your journey routes due to some technical up-gradation at destination airport.

USER: Ok, that's not a problem. Thanks for your information.

ASSISTANT: Thank you for approaching us.