You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello how may I help you today?

USER: Can you please book a flight ticket for to my journey that flight which will depart in the evening time and return back on evening time?

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

USER: Thank you and my airport codes are from LAX to SEA locations.

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

USER: My travel dates are Sept 22 and I will return back on Sept 24.

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

USER: You can book the ticket on my name Donald Mitchell.

ASSISTANT: Let me know your connection limit?

USER: I need a single limit in between my flight journey.

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: Not a problem with that one, I can prefer any other source. Thank you for your help.

ASSISTANT: Thank you for choosing us.

USER: Welcome.