You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you please help me in booking a flight ticket from LAS to BOS?

ASSISTANT: Sure, when do you want to travel?

USER: I want to fly on Nov 14 and return on Nov 16.

ASSISTANT: Ok, do you have any class preference?

USER: I would like to prefer economy class.

ASSISTANT: Ok, Kindly mention your connection limit.

USER: I need a direct flight.

ASSISTANT: Ok, Do you have any other preferences?

USER: No.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for your patience, There were no flights running to that location due to abnormal weather conditions.

USER: Not an issue. Thank you.

ASSISTANT: Ok, May I know your name?

USER: Myself Donna Taylor.

ASSISTANT: Ok, Thank you for opting us.