You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a flight ticket from IAD to BOS for attending a event. Could you please help me with booking a flight ticket?

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

USER: My travelling dates are Sep 23 and Sep 25.

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

USER: I am Sarah Perez.

ASSISTANT: Let me know your connection limit?

USER: I prefer to travel in a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: I prefer to travel in a normal cost airline.

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

USER: No worries, thank you for the information.

ASSISTANT: Thank you for choosing us.