You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Catherine Lopez here.

ASSISTANT: How can I assist you?

USER: My preferable dates for travel are 05/28 to 05/30. Can you reserve a flight ticket to Dallas for my business trip? My price limit is less than 500.

ASSISTANT: Ok, please may I know the airport codes to check the flight ticket availability?

USER: My airport codes for boarding the flight are SFO to DFW.

ASSISTANT: There is a flight available with 1 connection limit and the airfare is 300. Can I book?

USER: I am fine with the fare. You can book it.

ASSISTANT: The ticket is confirmed and the airlines is JetBlue. The flight number is 1005, thank you for availing our service.

USER: Thank you.