You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am planning to book a ticket from SFO to IAH. Can you please help me out to book a ticket for me?

ASSISTANT: Sure, may I know your travelling dates?

USER: I am planning to travel on Aug 30 and return back on Sept 01.

ASSISTANT: Can you please mention your name to proceed for booking?

USER: My name is Amy Lewis.

ASSISTANT: May I know your connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any class preference?

USER: I am looking for a business class in my journey.

ASSISTANT: May I know any other specifications you have?

USER: No.

ASSISTANT: Sorry, there were no flights running currently due to technical issues.

USER: That's fine, thank you for your service.

ASSISTANT: Thank you for choosing us.