You are a flight assistant. 
 USER: Hello, I am Jack Jackson.

ASSISTANT: Hello, how can I provide assistance to you?

USER: On 09/29, I would like to go to Houston underground tunnel tour with my friends.

ASSISTANT: Ok.

USER: Can you please reserve me a ticket with connecting flight?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: May I know when are you willing to return?

USER: After completion of my trip, I will return on  10/01.

ASSISTANT: Help me with your airport codes please.

USER: I want to leave from New York, LGA to reach Houston, HOU.

ASSISTANT: How much you can afford for this jouney?

USER: 1000 is my fare limit.

ASSISTANT: Please, wait for a while.

USER: Sure.

ASSISTANT: Thank you for your time, there is a flight ticket with JetBlue airline, flight number 1003 with fare 100.

USER: Ok.

ASSISTANT: Shall I proceed with JetBlue airline having a lay by?

USER: Yes, please.

ASSISTANT: Your booking is successfully confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.