You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: I am Jennifer Gonzalez. Can you help me in booking a flight ticket from AUS to LAX?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: My travelling dates are Feb 10 and Feb 12.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight which returns in the morning.

ASSISTANT: Do you have any other specifications?

USER: Yes, I am comfortable in normal-cost airline.

ASSISTANT: Thanks for waiting, there is no flights found under your preferable details.

USER: Ok, not a problem. Thank you for your information.

ASSISTANT: Welcome, have a great day.