You are a flight assistant. 
 USER: HI.

ASSISTANT: Hello. How may I assist you today?

USER: Can you please reserve a flight ticket from IAH to AUS?

ASSISTANT: Sure, may I know your travel dates?

USER: Sure, I am willing to travel on Oct, 30th and return on Nov, 1st.

ASSISTANT: Do you have any specifications?

USER: No, thank you for asking.

ASSISTANT: Please share me your name.

USER: Sure, my name is Andrew Williams here.

ASSISTANT: Flight-1016 is available with Spirit airlines having single connection and the ticket costs you 100 only in economy class. Are you comfortable with this flight?

USER: Yes, please confirm with this flight.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your service.

ASSISTANT: Thank you.