You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Myself David Jones, can you find a flight for me to IAH?

ASSISTANT: Sure, may I know your source code?

USER: Fine, my current location is EWR.

ASSISTANT: Kindly, mention your trip dates with us.

USER: Ok, my trip dates are from Apr 17 and Apr 19.

ASSISTANT: Do you have any specifications?

USER: Ok, I need a connecting flight.

ASSISTANT: Thanks for your details, we found a connecting flight of fare 200 with airline Frontier and number is 1021. Can I proceed?

USER: Yes, please.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your help.

ASSISTANT: Thank you for choosing us.