You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Robert Lee.

ASSISTANT: Nice to meet you.

USER: I would like to book a ticket to Austin, can you please help me out?

ASSISTANT: Sure, please mention your travelling dates.

USER: I am travelling on these dates 08/03 and 08/05.

ASSISTANT: Please provide your airport codes that you want to travel.

USER: I am flying from CLT to AUS.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: There is a no flights found under your dates.

USER: Ok no problem, thank you for your services.

ASSISTANT: Welcome, have a great day.