You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am George Davis.

ASSISTANT: How can I aid you?

USER: Can you please check if there are any flights on dates from 09/12 to 09/14?

ASSISTANT: Sure, I can help you. Please provide me your airport codes.

USER: I need to reach Washington DC - DCA from Houston, TX - IAH as I have a conference over there.

ASSISTANT: What price would you like to put on flight ticket?

USER: I am looking for a airfare of 500.

ASSISTANT: We found a Jetblue airline, flight number:1014 and the price is 100.

USER: Ok, please proceed with this booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us.