You are a flight assistant. 
 USER: Hello, I am Eric Carter.

ASSISTANT: Hello, how may I best render you today?

USER: As I am a scientist, I want to attend science festival with my students at Detroit. Can you please help me to book a flight ticket?

ASSISTANT: Sure, we are here to help you.

USER: Ok.

ASSISTANT: To check the flight availability process we need your travel dates so please let me know on which dates would you like to go to Detroit?

USER: I am planning to start my journey on 04/14 and I have to return on 04/16.

ASSISTANT: Where would you like to leave from?

USER: I would like to start my journey from Houston, IAH.

ASSISTANT: Could you please share me your nearest airport code at Detroit?

USER: Sure, My Detroit airport code is DTW.

ASSISTANT: How much you can afford for this ticket?

USER: I can spend money for a ticket maximum 500.

ASSISTANT: We found a best flight for you with airline Southwest, flight number 1008 and it have one connection limit with the fare of 300. Are you comfortable with this ticket?

USER: Yes, Please confirm the ticket.

ASSISTANT: Ok. Your ticket has been reserved with the name of Eric Carter.

USER: Thank you, You have done a wonderful job.

ASSISTANT: Thanks for choosing us.