You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am Christine Lee from Detroit.

ASSISTANT: Nice meeting you Lee.

USER: Thanks, nice to meet you too. I would like to visit OAK next week, can you please book a flight ticket for me from DTW?

ASSISTANT: Sure, I am glad to help you with that. Can you please provide your planed dates of travelling?

USER: Thank you, I want to take off on 02/25 and book my return ticket also on 02/27.

ASSISTANT: Please wait a moment to check the flights availability.

USER: Ok, please make sure that I want 1 halt in between my journey.

ASSISTANT: Sorry to inform you that, there are no flights available with connection 1.

USER: Oh! It's ok no problem, I will go with another airline.

ASSISTANT: Thank you for reaching us, have a great day.

USER: Thank you for your service.

ASSISTANT: Welcome.