You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I guide you?

USER: Christine Hall here. Book a ticket from AUS to LGA, to meet my business partner.

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Can you please help me with travelling dates?

USER: I would like to travel on 08/14 and 08/16.

ASSISTANT: Ok, please wait a moment.

USER: Sure, take your time.

ASSISTANT: Sorry Hall, there are no flights found in this route with the dates you have given.

USER: It's ok, thanks for your response.

ASSISTANT: Thank you for consulting us. Have a good day.