You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I am Laura Miller here, I want to reserve my ticket from DFW to AUS, can you please help me?

ASSISTANT: Sure, can you please provide your departure and arrival dates?

USER: Sure, my planned dates of journey are from Jan, 14 to Jan, 16.

ASSISTANT: Do you have any specifications to be met?

USER: Yes, I need a depart time at afternoon.

ASSISTANT: Are you looking for any preferred class?

USER: Yes, I need a economy class.

ASSISTANT: Do you need any preferred connections?

USER: No, I need a direct flight.

ASSISTANT: Ok, please wait a moment.

USER: Sure, I will wait.

ASSISTANT: Thank you for your valuable time, unfortunately no flights available on that route.

USER: Ok, no problem. Anyways, thank you for your service.

ASSISTANT: Thank you for reaching us.