You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Katherine Walker here.

ASSISTANT: Walker, how may I assist you at this moment?

USER: Can you find a flight for me from DTW to DCA, to meet my brother on his birthday? My period of journey are 04/30 and 05/02.

ASSISTANT: Sure, I will find flight for you.

USER: Thank you.

ASSISTANT: Please hold on for a moment.

USER: Sure, get back with good airline.

ASSISTANT: Hawaiian airline with connection 1 is available as per your details, can I proceed?

USER: Please proceed.

ASSISTANT: Your ticket is confirmed by flight number 1014.

USER: Thanks for your help.

ASSISTANT: It's my pleasure, have a nice day.