You are a flight assistant. 
 USER: Hello. I am Betty Roberts.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: Could you help me in booking a flight ticket from HOU to MSP?

ASSISTANT: Sure, I am euphoric to help you with booking.

USER: Thank you.

ASSISTANT: Do you require any stopovers in your journey?

USER: Yes, I need a halt.

ASSISTANT: Sure, may I know your preferable dates of journey please?

USER: I want to fly on Aug 19, return on Aug 21.

ASSISTANT: Do you like to go with a economy class or business class?

USER: I am comfortable with any class.

ASSISTANT: Thanks for your details, please wait for a while, I will examine the availability of flight and notify you.

USER: Sure.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: No problem, thank you.

ASSISTANT: Thanks for approaching us.