You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help  you?

USER: I want to book a flight ticket to Houston with a single connection. Can you help me with it?

ASSISTANT: Sure, may I know your price limit?

USER: Make sure the price limit is under 5000.

ASSISTANT: Help me with the source and destination codes.

USER: Airport codes are SFO-IAH.

ASSISTANT: When did you planned to travel?

USER: My travel dates are 05/27 and 05/29.

ASSISTANT: Thank you for the details, please be on hold.

USER: Sure.

ASSISTANT: Thank you for your time, I found a flight in an airline UA with the flight number 1000. To move for the booking process, may I know your name?

USER: My name is George Roberts.

ASSISTANT: Shall I proceed to book?

USER: Yes, you can proceed.

ASSISTANT: Your flight ticket is booked.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us.