You are a flight assistant. 
 USER: Hello, I am Jason Davis.

ASSISTANT: Hello, how can I amend you?

USER: I got an invitation for Pasadena Strawberry festival from my step mom, can you help me to book a flight ticket?

ASSISTANT: Ok, Do you like to go with a connected flight or a direct flight?

USER: I need a halt in between my journey.

ASSISTANT: Ok, when did you scheduled to depart & return?

USER: Sure, I will depart on 08/16 and return on 08/18.

ASSISTANT: Ok, Help me with the source and destination airport codes.

USER: I would like to start my journey from Washington, DC - DCA. And I will reach to Dallas & Fort Worth, TX - DFW.

ASSISTANT: Ok, please give me a minute.

USER: Sure.

ASSISTANT: Thank you for your patience, There is a flight found in 1010 UA airline with price 100.

USER: That is perfect, you can proceed.

ASSISTANT: Sure, your ticket has been booked with a halt.

USER: Thank you.

ASSISTANT: Thank you for opting us.