You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I support you today?

USER: I am planning to visit University of Texas at AUS, can you help me with booking a connecting flight?

ASSISTANT: Sure, I will happy to help you in booking.

USER: Thank you.

ASSISTANT: Kindly mention your planned travel dates?

USER: My trip dates are Nov 16 and Nov 18.

ASSISTANT: Can you please share me your source code?

USER: My source airport code is OAK.

ASSISTANT: There is an airline called Frontier of flight 1008 in an economy class with single connection. Would you like me to proceed?

USER: I would like to prefer normal cost airline, can you please recheck with this?

ASSISTANT: Sure, please give me a moment.

USER: Ok.

ASSISTANT: We are sorry to say that there is no flight found with your provided information.

USER: Ok, no problem.

ASSISTANT: May I know your good name please?

USER: Thank you. I am Helen Martin.

ASSISTANT: Thank you.