You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I want to book a flight to meet my wife on our anniversary, can you help me?

ASSISTANT: Sure, please mention your journey dates?

USER: Ok, my travelling dates are from 08/098 to 08/11.

ASSISTANT: Do you have any restrictions in price limit?

USER: I need a flight with single connection.

ASSISTANT: Can you please help me with your airport codes?

USER: My travelling airport codes will be from DFW to LAX.

ASSISTANT: May I know your  name please?

USER: My name of Daniel Smith.

ASSISTANT: Ok, please wait for a while.

USER: Sure, take your time.

ASSISTANT: We found a UA airlines, but it is a direct flight. Shall I proceed to booking?

USER: Can you check the availability with 1 connection please?

ASSISTANT: Currently No Connecting flights are available.

USER: Ok, no issues thank you for checking with availability.

ASSISTANT: Ok, Thank you for approaching us. Have a good day.

USER: Most welcome.