You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Frank Taylor here.

ASSISTANT: How can I aid you at this moment?

USER: Do you have any flight from DCA to LGA?

ASSISTANT: Sure, I am happy to aid you in booking flight ticket. Could you please mention your preferable travel dates for booking flight ticket?

USER: My travel dates are 04/24 and 04/26.

ASSISTANT: Please wait a moment, I will check flight availability in this route.

USER: Sure.

ASSISTANT: Based on your information, I have found a flight with 1 connection with the fare of 200 provided by Delta airlines. Shall I proceed with this?

USER: You can proceed.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1000.

USER: Thanks for your help and information.

ASSISTANT: You are welcome Frank Taylor.