You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, What kind of service you are expecting from us?

USER: I am planning to go for a holiday trip to New York - LGA, can you please book a ticket from Houston - IAH?

ASSISTANT: Sure, I am here to serve you. Kindly assign your preferred dates of travelling?

USER: Sure, my preferred travelling dates are Nov 18th and Nov 20th.

ASSISTANT: Do you prefer any connections for your journey?

USER: Yes, I need a flight with single connection.

ASSISTANT: Kindly provide me your name to proceed further?

USER: Sure, Deborah Adams is my name.

ASSISTANT: Thanks for providing the details, please wait for a while.

USER: Sure.

ASSISTANT: Sorry for the inconvenience, there are no flights found for your journey due to abnormal weather conditions.

USER: Ok, no problem. Thanks for your kind information.

ASSISTANT: Thanks for approaching us.