You are a flight assistant. 
 USER: Hi, I am John Evans.

ASSISTANT: Hello. How can I help you?

USER: Can you please help me with booking a flight ticket from IAD to IAH?

ASSISTANT: Sure, may I know on which dates you want to travel?

USER: My travel dates are 11/27 and 11/29.

ASSISTANT: Do you need any halt in between the journey?

USER: Yes, I need a halt.

ASSISTANT: Ok, please let me know if you have any other preferences.

USER: I do not have any other preferences.

ASSISTANT: Wait a minute please.

USER: Ok.

ASSISTANT: Thank you for waiting, we found a flight with number 1009 and airline UA at a price of 100 with 1 connection.

USER: You can proceed with booking.

ASSISTANT: Sure, your booking is done.

USER: Thanks for the help.

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