You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to visit to Boston for my cousin's marriage, can you please help me?

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

USER: My travelling dates are on Nov 17 and Nov 19.

ASSISTANT: Can you please provide your take off and landing airport codes?

USER: My airport codes are from IAH to BOS.

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

USER: My name is Amanda King.

ASSISTANT: Let me know your connection limit?

USER: I need a single connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

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

USER: Ok, not a issue. Thank you.

ASSISTANT: Thank you for choosing us.