You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: My name is Emma Turner, I want to book a flight from AUS to DFW to meet my friend at Dallas. Can you help me with booking?

ASSISTANT: Yes, I can help you. Can you share me your travelling dates?

USER: I will fly on Feb 18 and return on Feb 20.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: Sorry to inform you that there are no flights found on your requested dates.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for contacting us.