You are a flight assistant. 
 USER: Hello.

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

USER: Can you help me booking a flight ticket from LAS to CLT?

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: I will start on 06/29 and return on 07/01.

ASSISTANT: In which class would you like me to book your flight ticket?

USER: I am looking for business class.

ASSISTANT: Let me know your connection limit.

USER: I need a break in my journey.

ASSISTANT: Will you be comfortable in a low cost airline or you need a normal cost airline?

USER: I need to return in the morning time.

ASSISTANT: Do you have any other requirements?

USER: I am looking for normal cost airline.

ASSISTANT: On what name, do I need to reserve your ticket?

USER: I am Brenda Garcia.

ASSISTANT: Ok, please wait a moment, let me search a flight for 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 for the information.

ASSISTANT: Thank you for choosing us.