You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Melissa Carter here.

ASSISTANT: How can I aid you?

USER: Can you book a flight ticket for my airport codes that is from AUS to HOU?

ASSISTANT: Sure, We are here to help you.

USER: Ok.

ASSISTANT: Help me with your journey dates, so that it will be easier to move further in booking.

USER: The travel dates are from May 12 to May 14.

ASSISTANT: May I know your name?

USER: I am Melissa Carter.

ASSISTANT: Is there any other specifications?

USER: No. Make it fast please I have a meeting.

ASSISTANT: Ok. We found a direct flight with an UA airlines, flight number:1026.

USER: You can book the flight ticket.

ASSISTANT: Your flight ticket has been reserved with an economy class.

USER: Thank you.

ASSISTANT: Thank you for reaching us.